CN113323850B - Deep well water pump fixing device - Google Patents
Deep well water pump fixing device Download PDFInfo
- Publication number
- CN113323850B CN113323850B CN202110636247.2A CN202110636247A CN113323850B CN 113323850 B CN113323850 B CN 113323850B CN 202110636247 A CN202110636247 A CN 202110636247A CN 113323850 B CN113323850 B CN 113323850B
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- Prior art keywords
- ring
- deep well
- water pump
- fixed
- well water
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/22—Arrangements for enabling ready assembly or disassembly
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The invention provides a deep well water pump fixing device, which comprises a fixing piece, wherein the fixing piece comprises a top end fixing ring and a bottom end fixing ring which are fixedly arranged on a deep well water pump; a first movable ring is arranged between the top end fixed ring and the bottom end fixed ring, and the first movable ring is sleeved on the deep well water pump; a first group of telescopic fixed components moving along the axial direction of the deep well water pump, one end of which is connected with the top fixed ring, and the other end of which is connected with the first movable ring; the pull rope assembly is arranged on the fixing piece and matched with the first movable ring. The invention provides a deep well water pump fixing device, which can effectively reduce the collision between a groundwater well and a deep well water pump when the deep well water pump is submerged through the unique structural design, simultaneously prevent the deep well water pump from touching with the deep well when the deep well water pump is started, improve the service life of the whole deep well water pump, and simultaneously reduce the breakage of the whole cable, the stay rope or the water pipe.
Description
Technical Field
The invention relates to the technical field of submersible pump installation, in particular to a deep well water pump fixing device.
Background
The deep well water pump features that the motor and pump are integrated, and it is immersed in underground well to pump and convey water, so it is widely used in irrigation and drainage of farmland, industry and mining enterprises, city water supply and drainage, sewage treatment, etc.
At present, a rotor in a motor drives a water wheel to turn up water in the water lifting process of a deep well water pump, the rotation of the rotor has a strong reverse thrust to a stator of the motor, the stator and a submersible pump outer shell are fixed into a whole, the pump can swing greatly and axially float due to the large axial force and radial force change of the pump, a well wall is impacted, a pull rope, a cable and a water outlet pipe are worn, the service life of the submersible pump is shortened, and certain danger exists when the cable, the pull rope or the water pipe is broken; meanwhile, when the existing water pump is placed in an underground water well, especially a deep well, the existing water pump is easy to collide with the wall of the underground water well in the submergence process due to the fact that the depth of the underground water well is too high, and damage is caused to the deep well water pump.
How to solve the technical problems is the subject of the present invention.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the deep well water pump fixing device which is reasonable in design, safe and reliable.
The technical scheme adopted for solving the technical problems is as follows: the fixing device comprises a fixing piece, wherein the fixing piece comprises a top fixing ring fixedly arranged at the top end of the deep well water pump and a bottom fixing ring fixedly arranged at the bottom end of the deep well water pump; a first movable ring is arranged between the top end fixing ring and the bottom end fixing ring, and the first movable ring is sleeved on the deep well water pump; the first group of telescopic fixed components stretches along the axial direction of the deep well water pump, one end of the first group of telescopic fixed components is connected with the top fixed ring, the other end of the first group of telescopic fixed components is connected with the first movable ring, and the first group of telescopic fixed components is contacted with the deep well; the fixed part is arranged on the fixed part and is matched with the first movable ring, and the pull rope assembly comprises a fixed rope and a sliding wheel arranged on the bottom end fixed ring.
Specifically, both ends of fixed rope respectively with the top of first solid fixed ring, end both ends fixed connection at end, fixed rope with first expansion ring bottom fixed connection's one end pass through the movable pulley, and with first expansion ring fixed connection.
Preferably, the top end fixing ring is provided with a plurality of fixing bolts along the circumference thereof, and the fixing bolts are contacted with the deep-well water pump.
Preferably, the end part of one end of the fixing bolt, which is contacted with the deep well water pump, is provided with a wear-resistant plate, and the contact surface of the wear-resistant plate is provided with wear-resistant patterns.
The fixing piece comprises a plurality of guide plates circumferentially arranged along the top end fixing ring, and two ends of each guide plate are fixedly connected with the top end fixing ring and the bottom end fixing ring respectively.
Further, a guide groove is formed in the guide plate, and a guide block matched with the guide groove is arranged on the inner annular wall of the first movable ring 3 correspondingly.
The invention is characterized in that the first group of telescopic fixing components comprises a first fixing rod hinged with the top fixing ring, a second fixing rod hinged with the first movable ring, and connecting plates hinged with the first fixing rod and the second fixing rod respectively, and the connecting plates are in contact with the deep well.
The pull rope assembly comprises a first fixed block arranged on the first movable ring, a fixed hole penetrating through the first fixed block is formed in the top surface of the fixed block, the axis of the fixed hole is parallel to the axis of the first movable ring, and the sliding wheel is arranged right below the first fixed block.
The stay cord subassembly is including setting up firm piece on the bottom fixed ring, two and run through the top surface of firm piece firm hole of firm piece, the axis of firm hole with the fixed ring axis in top is parallel, firm piece sets up directly over the fixed block.
Further, the deep well water pump fixing device comprises a plurality of groups of guide assemblies arranged on the fixing piece, and the guide assemblies move along the axial direction of the deep well water pump.
The guide assembly comprises a plurality of first lantern rings arranged on the top end fixing ring, a plurality of second lantern rings arranged on the bottom end fixing ring, and a plurality of guide pieces with two ends respectively connected with the first lantern rings and the second lantern rings; correspondingly, the first movable ring is provided with a sliding part matched with the guide piece.
The fixing piece further comprises a middle end fixing ring arranged between the top end fixing ring and the bottom end fixing ring, a second movable ring arranged between the middle end fixing ring and the bottom end fixing ring, and the first movable ring is arranged between the top end fixing ring and the middle end fixing ring.
The stay cord subassembly is still including setting up on the middle-end solid fixed ring, just be located run through the piece under the first fixed block, and stay cord, stay cord one end with first expansion ring bottom is connected, the other end with the second expansion ring top is connected.
The deep well water pump comprises a second group of telescopic fixed assemblies arranged between the middle-end fixed rings and the second movable rings, wherein the second group of telescopic fixed assemblies stretches along the axial direction of the deep well water pump, one end of the second group of telescopic fixed assemblies is connected with the middle-end fixed rings, and the other end of the second group of telescopic fixed assemblies is connected with the second movable rings.
According to the invention, through the unique structural arrangement, the water pump is fixed through the cooperation between the fixing piece and the plurality of groups of telescopic fixing components, the submersible pump is placed in the fixing piece, and the fixing work of the submersible pump is effectively realized through the movable connection of the first fixing rod, the second fixing rod and the connecting plate in the telescopic fixing components, and the telescopic fixing device has the advantages of simple structure, time saving and labor saving.
According to the invention, through the structural design of the pull rope assembly, the control of the telescopic fixing assembly can be realized at the wellhead, so that the stability of the deep well water pump is realized, the contact between the deep well water pump and the deep well is prevented when the deep well water pump is started, the service life of the whole deep well water pump is prolonged, and the breakage of the whole cable, the pull rope or the water pipe is reduced.
When the deep well water pump is used, due to the existence of the whole telescopic fixing assembly, the collision between the underground water well and the deep well water pump can be effectively reduced when the deep well water pump is submerged, so that the damage to the deep well water pump is reduced, and the service life of the deep well water pump is prolonged.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention;
FIG. 2 is a schematic view of an enlarged structure at A of the present invention;
FIG. 3 is a schematic view of an enlarged structure of the present invention at B;
FIG. 4 is a schematic view of the enlarged structure of the present invention at C;
FIG. 5 is a schematic view of the enlarged structure of the present invention at D;
FIG. 6 is a schematic top view of the present invention;
FIG. 7 is a schematic view of a transverse structure of a top retaining ring according to the present invention;
FIG. 8 is a schematic diagram of the structure of a preferred embodiment of the present invention;
FIG. 9 is a schematic top view of a preferred embodiment of the present invention;
wherein, the reference numerals are as follows: 1. a fixing member; 101. a top end fixing ring; 102. a bottom end fixing ring; 103. a middle end fixing ring; 2. deep well water pump; 3. a first movable ring; 301. a guide block; 302. a sliding part; 4. a first set of telescoping fixed assemblies; 401. a first fixing rod; 402. a second fixing rod; 403. a connecting plate; 5. a pull cord assembly; 501. a fixing rope; 502. a sliding wheel; 6. a guide plate; 601. a guide groove; 7. a fixed screw; 701. a wear plate; 8. a first fixed block; 801. a first fixing hole; 9. a stabilizing block; 901. a stabilizing hole; 10. a guide assembly; 1001. a first collar; 1002. a second collar; 1003. a guide member; 11. a second movable ring; 12. a second set of telescoping fixation assemblies; 13. a contact; 1301. a contact plate; 1302. adjusting a screw; 14. a penetration block; 1401. a through hole; 15. a pull rope; 16. a second fixed block; 1601. and a second fixing hole.
Detailed Description
Example 1
Referring to fig. 1 to 7, the present embodiment is a deep well water pump fixing device, comprising a fixing member 1 including a top end fixing ring 101 fixedly provided at the top end of a deep well water pump 2, and a bottom end fixing ring 102 fixedly provided at the bottom end of the deep well water pump; a first movable ring 3 is arranged between the top end fixing ring and the bottom end fixing ring, and the first movable ring 3 is sleeved on the deep well water pump; a first group of telescopic fixed components 4 which extend and retract along the axial direction of the deep well water pump, wherein one end of the first group of telescopic fixed components is connected with the top end fixed ring 101, the other end of the first group of telescopic fixed components is connected with the first movable ring 3, and the first group of telescopic fixed components is contacted with the deep well; the fixed part is arranged on the fixed part, and is matched with the first movable ring to form a pull rope assembly 5, the pull rope assembly comprises a fixed rope 501, two ends of the fixed rope 501 are fixedly connected with two ends of the top and bottom of the first movable ring 3 respectively, a sliding wheel 502 is arranged on the bottom end fixed ring, and one end of the fixed rope 501 fixedly connected with the bottom end of the first movable ring passes through the sliding wheel and is fixedly connected with the first movable ring 3.
Preferably, the top end fixing ring is provided with a plurality of fixing screws 7 along the circumference thereof, and the fixing screws are contacted with the deep-well water pump.
Preferably, the end of the fixing bolt, which is contacted with the deep well water pump, is provided with a wear-resistant plate 701, and the contact surface of the wear-resistant plate is provided with wear-resistant patterns.
Preferably, the first group of telescopic fixing assemblies comprises a plurality of telescopic fixing assemblies and are uniformly arranged along the circumferential direction of the deep well water pump.
Preferably, three telescopic fixing assemblies are arranged.
The fixing piece comprises a plurality of guide plates 6 circumferentially arranged along the top end fixing ring, and two ends of each guide plate 6 are fixedly connected with the top end fixing ring 101 and the bottom end fixing ring 102 respectively.
Further, a guide groove 601 is provided on the guide plate, and a guide block 301 matched with the guide groove is provided on the inner wall of the first movable ring 3.
Preferably, a guide rod is arranged in the guide groove and matched with the guide groove, and the guide block is provided with a guide hole matched with the guide rod.
The invention is also characterized in that the first telescopic fixing assembly 4 comprises a first fixing rod 401 hinged with the top fixing ring, a second fixing rod 402 hinged with the first movable ring, and a connecting plate 403 hinged with the first fixing rod and the second fixing rod respectively, wherein the connecting plate is contacted with the deep well.
The connecting plate is provided with a contact piece 13, and the contact piece is contacted with the deep well.
Preferably, the contact member comprises a contact plate 1301, and the contact surface of the contact plate is provided with wear-resistant grains.
Preferably, the contact piece further comprises an adjusting screw 1302 arranged on the base plate and matched with the base plate, and an adjusting hole is arranged on the connecting plate.
The pull rope assembly comprises a first fixed block 8 arranged on the first movable ring, two first fixed holes 801 penetrating through the fixed block are formed in the top surface of the fixed block, the axes of the fixed holes are parallel to the axis of the first movable ring, and the sliding wheel 502 is arranged right below the first fixed block 8.
The stay cord subassembly is including setting up firm piece 9 on the fixed ring in top, two and run through the top surface of firm piece firm hole 901 of firm piece, the axis of firm hole with the fixed ring axis in top is parallel, firm piece 9 sets up directly over the first fixed block 8.
Preferably, the fixing holes and the stabilizing holes are formed along the radial direction of the deep well water pump.
Specifically, one end of the fixed rope penetrates through the stabilizing hole on the stabilizing block, which is close to the top fixing ring, and is fixedly connected with the connecting hole on the first movable ring, which is close to the first movable ring, and the other end of the fixed rope penetrates through the other stabilizing hole in sequence, and is fixedly connected with the connecting hole on the movable ring through the sliding wheel and the fixed block.
The invention is characterized by comprising a plurality of groups of guide components 10 arranged on the fixing piece, wherein the guide components move along the axial direction of the deep well water pump, the guide components comprise a plurality of first lantern rings 1001 arranged on the top end fixing ring, a plurality of second lantern rings 1002 arranged on the bottom end fixing ring, and a plurality of guide pieces 1003 with two ends respectively connected with the first lantern rings and the second lantern rings; correspondingly, the first movable ring is provided with a sliding part 302 matched with the guide piece.
Preferably, the fixed block and the sliding wheel are welded on the top fixed ring, the bottom fixed ring and the movable ring respectively by using a welding technology and a full-length welding process.
Preferably, the stabilizing block and the sliding wheel are detachably connected with the top end fixing ring, the bottom end fixing ring and the movable ring, respectively.
Specifically, all be provided with a mounting screw hole on top solid fixed ring bottom solid fixed ring and the expansion ring, cooperate with it, the steady block and the movable pulley all are provided with this mounting screw hole matched with mounting bolt.
Example two
Referring to fig. 8 to 9, the basic structure of the present embodiment is the same as that of the embodiment, and the first difference is that: the fixing piece further comprises a middle end fixing ring 103 arranged between the top end fixing ring and the bottom end fixing ring, a second movable ring 11 arranged between the middle end fixing ring and the bottom end fixing ring, and the first movable ring 3 is arranged between the top end fixing ring 101 and the middle end fixing ring 103.
The stabilizing mode of the middle end fixing ring and the deep well water pump is consistent with the stabilizing mode of the top end fixing ring, and the middle end fixing ring and the deep well water pump are reinforced by fixing bolts.
The invention is characterized in that the pull rope assembly further comprises a penetrating block 14 arranged on the middle end fixed ring 103 and positioned right below the first fixed block 8, and a pull rope 15, wherein one end of the pull rope 15 is connected with the bottom end of the first movable ring 3, and the other end of the pull rope 15 is connected with the top end of the second movable ring 11.
The second movable ring is provided with a second fixed block 16, the top surface of the second fixed block is provided with a second fixed hole 1601 penetrating through the second fixed block, the axis of the second fixed hole is parallel to the axis of the second movable ring, and the top surface of the penetrating block is provided with two penetrating holes 1401 penetrating through the penetrating block along the radial direction of the middle end fixed ring; specifically, one end of the pull rope is fixedly connected with the bottom end of the first fixing hole of the first movable ring, and the other end of the pull rope penetrates through the penetrating hole 1401 close to the middle end fixing ring and is fixedly connected with the top end of the second fixing hole of the second movable ring; correspondingly, one end of the fixing rope penetrates through the stabilizing hole close to the top fixing ring and is fixedly connected with the top end of the first fixing hole of the first movable ring, and the other end of the fixing rope penetrates through the other stabilizing hole, the other first fixing hole, the other penetrating hole and the second fixing hole far away from the second movable ring on the second fixing block in sequence and is fixedly connected with the bottom end of the penetrating hole of the second movable ring through the sliding wheel.
Further, the deep well water pump comprises a second group of telescopic fixed components 12 arranged between the middle end fixed rings 103 and the second movable ring 11, the second group of telescopic fixed components stretches along the axial direction of the deep well water pump, one end of the second group of telescopic fixed components is connected with the middle end fixed rings 103, and the other end of the second group of telescopic fixed components is connected with the second movable ring 11.
Preferably, the second group of telescopic fixing assemblies comprises a plurality of telescopic fixing assemblies and are uniformly arranged along the circumferential direction of the deep well water pump.
Preferably, three telescopic fixing assemblies are arranged.
Furthermore, when the deep well water pump is submerged, abrasion of the whole fixing rope is reduced, particularly, the sliding wheel at the bottom end of the whole deep well water pump is damaged due to the unique position relationship, and the whole telescopic fixing assembly cannot work; thus, a protective cover is provided at the sliding wheel.
The technical features of the present invention that are not described in the present invention may be implemented by or using the prior art, and are not described in detail herein, but the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, but is also intended to be within the scope of the present invention by those skilled in the art.
Claims (6)
1. A deep well water pump fixing device is characterized in that: the device comprises a fixing piece (1), wherein the fixing piece comprises a top end fixing ring (101) fixedly arranged at the top end of a deep well water pump (2), a bottom end fixing ring (102) fixedly arranged at the bottom end of the deep well water pump, and a plurality of guide plates, wherein the two ends of each guide plate are fixedly connected with the top end fixing ring (101) and the bottom end fixing ring (102) respectively, and the guide plates are uniformly arranged along the circumferential direction of the top end fixing ring;
a first movable ring (3) is arranged between the top end fixing ring and the bottom end fixing ring, and the first movable ring is sleeved on the deep well water pump;
a first group of telescopic fixed components (4) moving along the axial direction of the deep well water pump, wherein one end of the first group of telescopic fixed components is connected with the top end fixed ring (101), the other end of the first group of telescopic fixed components is connected with the first movable ring (3), the first group of telescopic fixed components are contacted with a deep well, the first group of telescopic fixed components (4) comprises a first fixed rod (401) hinged with the top end fixed ring, a second fixed rod (402) hinged with the first movable ring, and a connecting plate (403) hinged with the first fixed rod and the second fixed rod respectively, and the connecting plate is contacted with the deep well;
set up on the mounting, and with first expansion ring cooperation has stay cord subassembly (5), stay cord subassembly includes fixed rope (501), sets up movable pulley (502) on the bottom fixed ring, and set up first expansion ring, and with fixed rope complex first fixed block (8), the fixed orifices (801) that run through first fixed block are seted up to the top surface of first fixed block, the axis of fixed orifices with the axis of first expansion ring is parallel, movable pulley (502) set up under fixed block (8), stay cord subassembly is including setting up firm piece (9) on the bottom fixed ring, two and run through firm hole (901) of firm piece are seted up to the top surface of firm piece, firm hole the axis with top fixed ring axis is parallel, firm piece (9) set up directly over first fixed block (8).
2. The deep well water pump fixture of claim 1, wherein: the deep well water pump comprises a plurality of groups of guide assemblies (10) arranged on the fixing piece, and the guide assemblies move along the axial direction of the deep well water pump.
3. The deep well water pump fixture of claim 2, wherein: the guide assembly comprises a plurality of first lantern rings (1001) arranged on the top end fixing ring, a plurality of second lantern rings (1002) arranged on the bottom end fixing ring, and a plurality of guide pieces (1003) with two ends respectively connected with the first lantern rings and the second lantern rings; correspondingly, the first movable ring is provided with a sliding part (302) matched with the guide piece.
4. The deep well water pump fixture of claim 1, wherein: the fixing piece further comprises a middle end fixing ring (103) arranged between the top end fixing ring and the bottom end fixing ring, a second movable ring (11) arranged between the middle end fixing ring and the bottom end fixing ring, and the first movable ring (3) is arranged between the top end fixing ring (101) and the middle end fixing ring (103).
5. The deep well water pump fixture of claim 4, wherein: the pull rope assembly further comprises a penetrating block (14) which is arranged on the middle-end fixing ring (103) and is located under the first fixing block (8), a second fixing block (16) which is arranged on the second movable ring and is located under the penetrating block, and a pull rope (15), one end of the pull rope (15) is connected with the bottom end of the first movable ring (3), and the other end of the pull rope is connected with the top end of the second movable ring (11).
6. The deep well water pump fixture of claim 5, wherein: the deep well water pump comprises a second group of telescopic fixed assemblies (12) arranged between middle-end fixed rings (103) and second movable rings (11), wherein the second group of telescopic fixed assemblies stretches along the axial direction of the deep well water pump, one end of each second group of telescopic fixed assemblies is connected with the middle-end fixed rings (103), and the other end of each second group of telescopic fixed assemblies is connected with the second movable rings (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110636247.2A CN113323850B (en) | 2021-06-08 | 2021-06-08 | Deep well water pump fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110636247.2A CN113323850B (en) | 2021-06-08 | 2021-06-08 | Deep well water pump fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113323850A CN113323850A (en) | 2021-08-31 |
| CN113323850B true CN113323850B (en) | 2023-09-01 |
Family
ID=77420064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110636247.2A Active CN113323850B (en) | 2021-06-08 | 2021-06-08 | Deep well water pump fixing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN113323850B (en) |
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| CN212657028U (en) * | 2020-05-12 | 2021-03-05 | 湖南耐普泵业股份有限公司 | Centralizer for long-shaft fire pump water pumping pipe |
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| US9752392B2 (en) * | 2014-07-25 | 2017-09-05 | Baker Hughes Incorporated | Neck clamp for electrical submersible pump and method of installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2849685A1 (en) * | 2013-04-23 | 2014-10-23 | Suncor Energy Inc. | Submersible pump stabilization |
| CN204113670U (en) * | 2014-10-11 | 2015-01-21 | 温岭市三星水泵厂 | Controllable deep well pump |
| CN204140452U (en) * | 2014-10-11 | 2015-02-04 | 温岭市三星水泵厂 | Deep-well pump |
| CN204239333U (en) * | 2014-11-24 | 2015-04-01 | 温岭市富莱欧机电有限公司 | The submersible pump of belt supporting frame |
| CN107747566A (en) * | 2017-11-20 | 2018-03-02 | 江门市力士达泵业制造有限公司 | A kind of immersible pump underground fixed mechanism |
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| CN209510727U (en) * | 2019-01-21 | 2019-10-18 | 临城清泉水泵制造有限公司 | A kind of adjustable water pump support device |
| CN210106230U (en) * | 2019-04-19 | 2020-02-21 | 天津市明奥泵业有限公司 | Prevent sinking end immersible pump |
| CN212657028U (en) * | 2020-05-12 | 2021-03-05 | 湖南耐普泵业股份有限公司 | Centralizer for long-shaft fire pump water pumping pipe |
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| Publication number | Publication date |
|---|---|
| CN113323850A (en) | 2021-08-31 |
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